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At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Lightweight steel pistons provide reduced friction & compression height with increased power density.
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. It covers the range from high-power and -torque variants to fuel-efficient derivatives. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%.
As part of its strategy of developing solutions to reduce CO 2 emissions, Valeo has acquired the Variable Torque Enhancement System (VTES) ( earlier post ) business of UK automotive technology development company Controlled Power Technologies (CPT). version of the vehicle but with fuel economy and CO 2 emissions approaching those of a Prius.
Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Knittel, 2009. Click to enlarge.
engine produces 170 hp (127 kW) and 184 lb-ft (249 N·m) of torque: this is the same power as the 2.5L Electro-mechanical power steering replaces the 2.5’s Volkswagen predicts fuel highway fuel economy will improve by up to 17% with the downsized engine. to 1.6l); EA 888 (Gen3 gasoline engines 1.8l Jetta 1.8T, 2.0,
The 2012 APEAL Study finds that 27% of new-vehicle buyers who replaced a vehicle downsized—i.e., Power and Associates. The downsizing trend also has an impact on owner satisfaction with the fuel economy of their new vehicle. purchased a new vehicle in a smaller segment than the vehicle they replaced.
Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. Click to enlarge. Earlier post.)
An analysis by FEV of a modeled automotive scale version of Pinnacle’s 4-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ) concluded that the engine has the potential to deliver significant additional fuel economy benefits of up to 42.6% Fuel economy. increase in fuel economy (37.5
Federal-Mogul Corporation has developed a lightweight, high-strength aluminium piston that enables engine manufacturers to increase the power density and efficiency of boosted, direct injected gasoline engines. Specific power outputs in engines are likely to increase from current levels of around 95 kW/L to 130 kW/L to coming years.
The HyBoost project has been led by Ricardo in partnership with Controlled Power Technologies, the European Advanced Lead Acid Battery Consortium, Ford, Imperial College London, and Valeo, with co-funding from the UK government-backed Technology Strategy Board. Earlier post.). The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L
improvement in fuel economy based on customer testing. As automakers began downsizing engines to improve fuel economy, BorgWarner recognized opportunities to help further improve engine efficiency by reducing power-wasting friction in the engine timing system.
Google and the IEEE have launched the Littlebox Challenge—an open competition to design and build a small kW-scale inverter with the highest power density (of at least 50 W/in 3 , or 3.05 The peak power density of the 2010 Prius motor inverter is 11.1 kW/L) in an enclosure of less than 40 in 3 in volume (0.66L). Click to enlarge.
This marks Toyota’s first downsizing of its HSD technology. This engineering solution targets the independent powering of the air-conditioning unit for improved full hybrid powertrain fuel economy. Solar panels have been applied to the entire roof surface of the Yaris HSD concept.
Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fuel economy improvements beyond the current 10-15% MHEV limit. Accessories that are typically powered via hydraulic power or the serpentine belt may be converted to electrical power.
RegEnBoost integrates the three devices into a powertrain electrical power network (PEPN), which also incorporates a DC to DC converter and an enhanced lead acid battery, optimized for fast energy storage and release. Small engines can also be turbocharged to deliver comparable torque and power to a larger naturally aspirated engine.
Researchers at Tianjin University in China report that combing split injection to the Miller cycle with boost pressure can effectively decrease the knock tendency and increase the engine torque in a downsized spark-ignition engine. Therefore, by only using the Miller cycle, the anti-knock capability and engine power are compromised.
Utilizing technologies such as turbocharging, direct injection, twin independent variable camshaft timing (Ti-VCT) and six-speed transmissions, the upgraded powertrain portfolio will deliver more than 20% in fuel economy improvement to Ford’s passenger vehicle fleet in China by 2015 while reducing tailpipe carbon dioxide emissions by 20%.
The four-door fastback is powered by a hybrid electric powertrain that is expected to deliver 550 hp (410 kW) with fuel consumption of 5.5 The powertrain incorporates a new aluminum-based downsized twin-turbocharged 3.0-liter Powered by a new 2.2-liter, L/100 km (42.8 mpg US) and CO 2 emissions of about 129 g/km.
Results of this study showed that the pre-chamber jet ignition combustion system roughly matches HCCI fuel economy across both NEDC and FTP drive cycles, with a 13% improvement in fuel economy recorded over the baseline stoichiometric (λ=1) spark ignition combustion system. Click to enlarge. —Attard et al.
This trend of increasing demand for higher octane gasoline is likely driven by changes in fuel requirements for light-duty vehicles (LDV) in response to increasing fuel economy standards, which will have widespread implications for future gasoline markets, according to EIA analysts. of new gasoline-fueled LDV sales. of the market.
Ford’s approach to the project was to engineer a comprehensive suite of gasoline engine systems technologies, including: Aggressive engine downsizing in a mid-sized sedan from a large V-6 to a small I-4. Peak power. Cycle-based CAE analysis of fuel economy contribution of critical technologies. Earlier post.). The approach.
Growth is led by developing regions such as China, India, Africa and other emerging economies. The vast majority will be hybrids that use mainly gasoline plus a small amount of battery power; these will make up more than 40 percent of the global fleet by 2040. L/100 km) by 2040. L/100 km) by 2040. —ExxonMobil Outlook.
The project aims to deliver full hybrid equivalent fuel economy and performance with less than 70 g/km CO 2 emissions as measured over the European Drive Cycle, but at a significantly lower cost. version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius.
At a “Go Further with Ford” event in Amsterdam, Ford Motor Company detailed plans for an aggressive product acceleration in Europe, targeting opportunities for growth in the large car, SUV and commercial vehicle segments while emphasizing fuel economy and enabling technologies such as the EcoBoost engines. Fiesta will be available with the 1.0-liter
Ford views EcoBoost as a strategy as well as a product—one that will serve as a key element of Ford’s CO 2 and fuel economy product strategy—said Dan Kapp, Director, Ford Powertrain Research and Advanced Engineering, during a briefing on the company’s fuel economy strategies in Dearborn. Planning background.
Researchers from Southwest Research Institute (SwRI) and Eaton have demonstrated the application of downspeeding and supercharging a diesel vehicle, in conjunction with optimizing transmission gear ratios and the shift schedule, to deliver a greater improvement in fuel economy than a downsped and turbocharged configuration.
downsized, turbocharged) gasoline engine, as operating an engine with higher compression ratios at low load can increase fuel economy compared to operating an engine with fixed compression ratio. Use of a variable compression ratio (VCR) could be one technology approach to reducing fuel consumption in highly boosted (e.g.,
The new approach to natural gas combustion technology is designed to provide vehicle and engine original manufacturers (OEMs) with a “downsized” natural gas solution that is cost competitive while providing similar levels of power, torque, and fuel economy to a larger diesel engine.
Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. liter TSI gasoline engine and the 1.6-liter liter TDI diesel. Earlier post.).
Port assisted direction injection (PDI)—a dual injection system for combining the benefits of port fuel injection (PFI) and direct injection (DI), and enabling a dual fuel system approach for high compression ratios and extreme downsizing on boosted engines. the dual injection system design with DI + PFI.
In August 2013, Magnomatics joined The Proving Factory to meet the medium-volume requirements of automotive customers for its MAGSPLIT power split device. The gear ratio is controlled by varying the electrical power flow through the motor/generator. Losses are associated with importing/exporting power through the electrical path (i.e.
has launched the New Skyline 200GT-t (the next-generation turbo model) featuring a high-power, fuel-efficient lightweight turbocharged gasoline engine with maximum power output of 155 kW?(208 The new turbocharged engine delivers power and acceleration performance equivalent to non-turbocharged 2.5L km/L (32 mpg US, 7.35
The unit features a six-hole GDI injector, pressured to a higher-than-average 200 bar, securing a clean combustion and improving fuel economy and emissions to fulfill Euro 6c emission standards, three years ahead of their introduction in 2017. As well as being lighter and smaller, it features greater efficiency and power. liter unit.
The company’s engineers have a prototype system running in a B-segment donor vehicle on a dynamometer and are calibrating the control strategy to prove its driveability, performance, CO 2 and fuel economy benefits. Both solutions involve part load losses which compromise some of the fuel consumption savings made by downsizing.
liter gasoline engines combine turbocharging and fuel injection technology to deliver greater fuel economy. Ford expects up to 90% of its nameplates sold in North America will be available with downsized direct-injected turbocharged engines by 2013. The direct-injected 1.6-liter liter and 2.0-liter BorgWarner turbo. Click to enlarge.
demands of very high-power diesel engines. liter diesel (N57D30S1) engine applied in the M550d xDrive, with a specific power output of 93 kW/liter (124 bhp/liter). downsized diesel engines with improved fuel economy and CO 2 emissions. thermal characteristics that high-power diesels require. Click to enlarge.
Anhui Jianghuai Automobile Group Co Ltd (JAC) and Ricardo are collaborating on a project to develop the Ricardo HyBoost concept ( earlier post )—a combination of low-cost technologies to deliver improved performance and fuel economy which featured recently in the Ricardo Centenary celebrations —into volume production on a JAC vehicle.
liter i-DTEC offers maximum power output of 118 hp (88 kW) at 4000 rpm, and 300 N·m (221 lb-ft) of torque at 2000 rpm). By downsizing from the outgoing 2.2L With these engines we aim to be Number 1 in fuel economy in each sector within 3 years. i-DTEC introduced in September 2011 at the Frankfurt show. Earlier post.).
In a new report analyzing the emerging global market for technologies that improve fuel economy, Navigant Research forecasts that sales of gasoline and diesel stop-start vehicles (SSVs) will reach 63 million annually by 2025, representing 58% of all vehicles sold in that year.
Pinnacle has signed a licensing and joint development agreement with a major, as yet unnamed, Asian vehicle OEM, with lower power products targeted for two- and three-wheel applications in the developing country markets expected to be available in the first quarter of 2013. Source: Pinnacle. Click to enlarge.
Based on the results of the study, CAR believes the economic risk to the auto industry connected to mandating permanent fuel economy standards in the long run is “ very serious ” The group recommends periodic review to assess the rate of technology development and cost reduction of advanced technologies leading up to 2025.
The analysis used the Ohio State University EcoCAR, a student prototype PHEV, as the basis for the preliminary fuel economy evaluation. Internal combustion engines have been significantly improving in the past decade, after the adoption of technologies such as Gasoline Direct Injection, mild electrification, downsizing and turbocharging.
The TSI develops a power output of 103 kW / 138 hp, with a combined fuel consumption of 4.7 This combination of efficiency and dynamic performance is enabled by the systematic interplay of ACT, downsizing (reduced engine displacement plus direct injection and charging) and BlueMotion Technology (Stop/Start system, battery regeneration).
The Tucson ix FCEV can travel more than 400 miles (644 km) on a single fueling, a 76% improvement over its predecessor, and a range equal to a gasoline-powered car. In addition to improving the fuel economy and range of the powertrain, Hyundai has also created a more compact power source for the Tucson ix FCEV. fuel economy.
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